[Wikipedia] Native Range, Introduced in US: It is native to southwestern Europe and Northwest Africa,[4] and it is present in other regions of the world as an introduced species, including the Pacific Northwest of the United States. (link added by Mary Ann Machi)
Calflora:
Information on California plants for education, research and conservation,
with data contributed by
public and private institutions and individuals.
[web application]. 2025.The Calflora Database
[a non-profit organization].Available:
https://www.calflora.org/(Accessed: 04/04/2025).
